466° Journal of the Asiatic Society of Bengal. {December, 1913. 
2. Limnaea virginea, sp. n. 
(Plate XXVII, fig. 1.) 
inflated, marked with oblique growth striae only ; suture im- 
direction, diffused above into an outwardly spreading, well 
defined, parietal callus which reaches to the upper margin of the 
labrum ; labrum acute ; aperture very large, broad and some- 
what dilated below. 
Alt. 5°75, diam. maj. 4, diam. min. 3 mm. 
Aperture: alt. 4:5, diam. 2°75 mm. 
Hab.—Semakh to exit of the River Jordan (Type) ; also 
W.-es Semakh (young specimens only) (Annandale). 
. 
in about 6 metres of water in the 
Family PHYSIDAE. 
3. Physa tiberiadensis, sp. n. 
(Plate XXVII, fig. 2.) 
Shell ovate, perforate, dark brown ; whorls 4 rapidly increas- 
ing, convex, shouldered above, the last large, marked with rather 
coarse, transverse growth striae; suture impressed ; umbilicus 
deep, moderately wide ; columella margin what vitreous, out- 
wardly expanded and reflexed, rather vertically descending, 
extending above into a thickish, well defined, parietal callus 
which joins it with the upper margin of the labrum and gives 
to this almost the appearance of being continuous; labrum 
simple, slightly dilated at the base and very slightly bent 
inwards over the aperture above ; aperture ovate. 
Alt. 13°75, diam. maj. 9, diam min. 7 mm 
Aperture : alt. 7:5, diam. 5:5 mm. 
Hab.—Mouth of River Jordan, N. end of Lake of Tiberias. 
among algae. (Annandale). 
Family MELANIIDAE. 
4. Meélania tuberculata, Miill. 
: Mousson, Cog. Terr. Prof. Roth, Zurich, 1861, pp. 60-61, sp- 
Generally distributed throughout Southern Asia, N. and 
N. E. Africa, N. Australia and the Mala i 
1S Malay Archipelago. 
Off the Jewish cemetery near Tiberias in 84 metres ; 8S. end 
